package com.imoney.framework.web.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.imoney.framework.web.WebContext;

public class ContextFilter implements Filter{
	

	@Override
	public void init(FilterConfig filterConfig) throws ServletException{
		
	}
	
	@Override
	public void destroy() {

	}
	
	
	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException {
		
		if(request instanceof HttpServletRequest){
			WebContext.init((HttpServletRequest)request,(HttpServletResponse)response);			
		}		
		chain.doFilter(request, response);
		
		
	}

}
